Earthquake with magnitude of ML 2.3 on date 27-03-2021 and time 17:08:46 (Italy) in region Adriatico Centrale (MARE)

A magnitude ML 2.3 earthquake occured in region: Adriatico Centrale (MARE), on

  • 27-03-2021 16:08:46 (UTC)
  • 27-03-2021 17:08:46 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6870, 16.1940 at 12 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

No Italian municipalities within 100 km from the epicenter with at least 50000 inhabitants.

Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000
ML 2.3 2021-03-27
16:08:46
42.6867 16.1942 12 2021-07-12
16:55:06
Bollettino Sismico Italiano INGV 89248811
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-27 16:08:46 ± 0.2
Latitude 42.6867 ± 0.0099
Longitude 16.1942 ± 0.0147
Depth (km) 12 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 89248811

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1190
Semi-minor axis of confidence ellipse (meter) 1060
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 300
Circular confidence region, given by single value of horizontal uncertainty (meter) 1190.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 308
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.75633
Epicentral distance of station farthest from the epicenter (degree) 1.80404
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitude information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 15
Type of magnitude ML
Reference to an origin 89248811
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-07-07 13:54:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OT.OT07.EHZ. 2021-03-27T16:09:22.15 0.6 undecidable manual S 198 124.4865 90 -0.18 63
OT.OT05.EHN. 2021-03-27T16:09:21.78 0.3 undecidable manual S 203 123.8871 90 -0.4 91
OT.OT06.EHZ. 2021-03-27T16:09:21.40 0.6 undecidable manual S 204 121.4895 90 -0.14 64
OT.OT12.EHN. 2021-03-27T16:09:20.41 0.3 undecidable manual S 191 119.3916 90 -0.55 87
IV.APRC.HHN. 2021-03-27T16:09:20.37 0.3 undecidable manual S 208 116.0949 91 0.27 96
OT.OT04.EHZ. 2021-03-27T16:09:20.81 0.6 undecidable manual S 205 118.4925 90 0.07 66
IV.AMUR.HNZ. 2021-03-27T16:09:19.16 1.0 undecidable manual P 170 200.244 54 1.05 17
IV.SGRT.HHZ. 2021-03-27T16:09:19.06 0.6 undecidable manual S 200 109.8123 91 0.64 58
OT.OT03.EHZ. 2021-03-27T16:09:19.85 0.6 undecidable manual S 203 116.994 90 -0.48 60
IV.MSAG.HHZ. 2021-03-27T16:09:18.97 0.3 undecidable manual S 192 110.6004 91 0.34 96
IV.MRVN.HHZ. 2021-03-27T16:09:16.57 0.6 undecidable manual P 180 180.3861 54 0.94 41
OT.OT14.EHZ. 2021-03-27T16:09:13.86 0.6 undecidable manual S 195 90.7425 91 0.53 64
OT.OT13.EHZ. 2021-03-27T16:09:13.80 0.6 undecidable manual S 181 89.4438 91 0.83 57
IV.TREM.HNZ. 2021-03-27T16:09:11.89 0.6 undecidable manual S 222 83.9493 91 0.38 66
OT.OT07.EHZ. 2021-03-27T16:09:07.18 0.3 undecidable manual P 198 124.4865 90 -0.07 98
OT.OT05.EHN. 2021-03-27T16:09:07.09 0.3 undecidable manual P 203 123.8871 90 -0.07 98
OT.OT04.EHZ. 2021-03-27T16:09:06.23 0.3 undecidable manual P 205 118.4925 90 -0.1 98
OT.OT12.EHN. 2021-03-27T16:09:06.47 0.3 undecidable manual P 191 119.3916 90 0.01 100
OT.OT03.EHZ. 2021-03-27T16:09:06.06 0.3 undecidable manual P 203 116.994 90 -0.04 100
OT.OT06.EHZ. 2021-03-27T16:09:06.66 0.3 undecidable manual P 204 121.4895 90 -0.13 97
IV.APRC.HHN. 2021-03-27T16:09:06.00 0.3 undecidable manual P 208 116.0949 91 0.04 100
IV.SGRT.HHZ. 2021-03-27T16:09:04.13 0.3 undecidable manual P 200 109.8123 91 -0.86 79
IV.MSAG.HHZ. 2021-03-27T16:09:04.94 0.3 undecidable manual P 192 110.6004 91 -0.17 98
OT.OT14.EHZ. 2021-03-27T16:09:02.57 0.6 undecidable manual P 195 90.7425 91 0.52 63
IV.TREM.HNZ. 2021-03-27T16:09:01.37 0.6 undecidable manual P 222 83.9493 91 0.37 66
OT.OT13.EHZ. 2021-03-27T16:09:01.11 0.6 undecidable manual P 181 89.4438 91 -0.74 58
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OT.OT13.EHE. ML:2.1 0.00014088605 0.4352 AML other m 2021-03-27T16:09:14.01
OT.OT13.EHN. ML:2.5 0.00039811865000000004 0.2816 AML other m 2021-03-27T16:09:14.40
IV.MSAG.HHE. ML:1.8 0.000055473060000000007 0.256 AML other m 2021-03-27T16:09:19.42
IV.MSAG.HNE. ML:2.2 0.00013624215 0.2432 AML other m 2021-03-27T16:09:19.42
IV.SGRT.HHN. ML:2.3 0.00018152404999999998 0.3584 AML other m 2021-03-27T16:09:19.45
IV.MSAG.HHN. ML:2.0 0.000081665825 0.3584 AML other m 2021-03-27T16:09:19.79
IV.MSAG.HNN. ML:2.4 0.00020372075 0.3584 AML other m 2021-03-27T16:09:19.79
IV.SGRT.HHE. ML:2.3 0.00017704055 1.0496 AML other m 2021-03-27T16:09:19.71
OT.OT12.EHE. ML:2.0 0.000070352815 1.8816 AML other m 2021-03-27T16:09:21.83
IV.APRC.HHE. ML:2.6 0.0003251387 0.704 AML other m 2021-03-27T16:09:21.25
IV.APRC.HNE. ML:2.5 0.0002511479 0.192 AML other m 2021-03-27T16:09:21.22
OT.OT12.EHN. ML:2.1 0.000089947175 0.3968 AML other m 2021-03-27T16:09:21.23
IV.APRC.HHN. ML:2.5 0.0002257941 0.256 AML other m 2021-03-27T16:09:21.39
OT.OT05.EHN. ML:2.5 0.00020377214999999998 0.8832 AML other m 2021-03-27T16:09:22.56
OT.OT05.EHE. ML:2.4 0.00017368635 0.4736 AML other m 2021-03-27T16:09:22.44
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download